<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="./test.js"></script>
    <style>
        .card {
            width: 200px;
            height: 200px;
            border: 1px solid #ccc;
            float: left;
        }
        .tag {
            width: 100px;
            height: 200px;
            border: 1px solid red;
        }
    </style>
</head>
<body>
<div style="width: 100px; height: 200px; float: left;"></div>
<div class="card">
    <div class="mask">
        <div class="tag  top-right"></div>
        <div class="tag  right"></div>
        <div class="tag  bottom-right"></div>
    </div>
</div>
</body>
</html>